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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 11 |
| 2 | 121 |
| 3 | 1331 |
| 4 | 14641 |
| 5 | 162151 |
| 6 | 1783661 |
| 7 | 19731371 |
| 8 | 228145181 |
| 9 | 2519596991 |
| 10 | 27726678111 |
| 11 | 315994569221 |
| 12 | 3477151372431 |
| 13 | 38358665196741 |
| 14 | 432956427275251 |
| 15 | 4763631711137761 |
| 16 | 53499948822526471 |
| 17 | 588621548147792281 |
| 18 | 6585837139636825191 |
| 19 | 73555318547116177211 |
[1,11,121,1331,14641,162151,1783661,19731371, 228145181,2519596991,27726678111,315994569221, 3477151372431,38358665196741,432956427275251, 4763631711137761,53499948822526471, 588621548147792281,6585837139636825191, 73555318547116177211] |